A Planar Electromagnetic Wave Is Propagating in the +X Direction

question 8

Multiple Choice

A planar electromagnetic wave is propagating in the +x direction. At a certain point P and at a given instant, the electric field of the wave is given by = (0.082 V/m)
. What is the magnetic vector of the wave at the point P at that instant? (c = 3.0 x 10⁸ m/s)

• A) 0.27 nT
• B) -0.27 nT
• C) 0.27 nT
• D) 6.8 nT
• E) -6.8 nT

---

Definitions:

Negative Explanatory Style

A cognitive approach where individuals habitually attribute negative events to internal, stable, and global factors.

State-Dependent Memory

The phenomenon where information learned in a particular state of mind (e.g., emotional, sober, intoxicated) is more easily recalled when in the same state.

Learned Helplessness

A situation where an individual experiences feelings of helplessness, resulting from experiencing a traumatic event or ongoing inability to achieve success.

Heritability

The proportion of variance in a population that can be attributed to genetic differences among individuals within that population.